multiple random variables

例句：

1. 1. The multiplication table is a useful tool for learning basic mathematics.
   乘法表是学习基本数学的一个有用的工具。
2. 2. The company has multiple locations across the country.
   这家公司在全国有多个分店。
3. 3.The project involves multiple teams working together to achieve a common goal.
   该项目涉及多个团队共同努力实现共同目标。